postnhost
Open Source Rails CMS
SEO-ready multilanguage content engine. Deploy in minutes, manage with ease.
PostnHost is coming soon.
SEO-ready out of the box
Built-in structured data, automatic sitemaps, meta tags, and canonical URLs. Every article is optimized for search engines, no configuration or expert knowledge needed.
Deploy in minutes
Single SQLite database, zero configuration. Deploy to Fly.io, your own VPS, or anywhere Rails runs. Litestream handles automatic backups to S3-compatible storage.
Multilanguage support
Create article variants in any language with independent publishing control. Translate manually or with AI. All alternate's and schemas are automatically generated.
Rich text editor
Tiptap-powered editor with tables, code blocks, and media embeds. Optimized multisize .webp in-article and cover images. Medium-like writing experience with autosave.
Version control
Tracks every change to your content. Preview any version, compare differences, and rollback instantly - all from the web interface.
Open source
No pro versions, no paid addons, MIT license. Everything you see is what you get. Self-host on your infrastructure and customize as much as you want.
Customizable by humans and AI
Built with Rails 8, Hotwire, and TailwindCSS. Fast, reactive UI without complex JavaScript. Comes with comprehensive CLAUDE.md for best practices and code organization.
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